Name: Mercury 2.5
Brand: Mercury
Rating: 5 (1 reviews)

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OPERATION

STOP

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5. If engine is cold, move choke lever to closed (up) position. Move halfway down as engine warms up. Move

down to the open position after engine is warmed up.

6. Move the throttle lever to the start position.

STOP

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a - Throttle lever b - Choke lever

7. Models with gear shift - Move gear shift lever to neutral position.

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Table of Contents2
Warranty Information5
Transfer of Warranty5
Warranty Registration United States and Canada5
Warranty Registration Outside the United States and Canada5
Mercury Marine Two Years Limited Warranty (Europe)6
Mercury Marine One Year Limited Warranty (Confederation of Independent States, Middle-East, Africa)7
Year Limited Warranty against Corrosion9
Warranty Coverage and Exclusions10
General Information12
Boater's Responsibilities12
Before Operating Your Outboard12
Boat Horsepower Capacity12
Lanyard Stop Switch13
Protecting People in the Water14
Exhaust Emissions14
Selecting Accessories for Your Outboard16
Safe Boating Suggestions16
Recording Serial Number16
Specifications17
Installation18
Installing Outboard18
Transporting19
Carrying Outboard19
Transporting Outboard When Removed from Boat19
Trailering Boat19
Fuel and Oil21
Gasoline Recommendations21
Oil Recommendation21
Mixing Fuel and Oil21
Filling Fuel Tank22
Features and Controls23
Features & Controls23
Tilting Outboard24
Setting the Operating Angle of Your Outboard25
Pre-Starting Check List26
Operating in Freezing Temperatures26
Operating in Salt Water or Polluted Water26
Engine Break-In Procedure26
Starting the Engine26
Gear Shifting - Models with Gear Shift29
Stopping the Engine29
Emergency Starting30
Maintenance32
Outboard Care32
EPA Emissions32
Inspection and Maintenance Schedule33
Top Cowl Removal and Installation33
Exterior Care34
Flushing the Cooling System34
Propeller Replacement34
Corrosion Control Anode36
Spark Plug Inspection and Replacement36
Engine Idle Speed Adjustment37
Lubrication Points38
Gearcase Lubrication39
Submerged Outboard41
Storage42
Storage Preparation42
Protecting External Outboard Components42
Protecting Internal Engine Components42
Gearcase42
Positioning Outboard for Storage42
Troubleshooting43
Engine will Not Start43
Engine Runs Erratically43
Performance Loss43
Owner Service Assistance44
Local Repair Service44
Service Away from Home44
Parts and Accessories Inquiries44
Service Assistance44
Mercury Marine Service Offices44

Fuel Induction System	Carburetor
Ignition	CDI
Starting	Manual
Steering	Tiller
Cylinders	1
Recommended Fuel	87 Octane
Shaft Length	15 in (381 mm)
Horsepower	2.5 HP
Gear Shift	Forward, Neutral

Mercury 2.5 Service Manual

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